1 /* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 package com.android.car.hal; 17 18 import static java.lang.Integer.toHexString; 19 20 import android.car.hardware.CarPropertyConfig; 21 import android.car.hardware.CarPropertyValue; 22 import android.hardware.automotive.vehicle.VehiclePropertyType; 23 24 25 /** 26 * Utility functions to work with {@link CarPropertyConfig} and {@link CarPropertyValue} 27 */ 28 /*package*/ final class CarPropertyUtils { 29 30 /* Utility class has no public constructor */ CarPropertyUtils()31 private CarPropertyUtils() {} 32 33 /** 34 * Gets the Java Class for the given property type. 35 * 36 * @param halType One of the {@link VehiclePropertyType}. 37 * @return The java class for the type. 38 */ getJavaClass(int halType)39 public static Class<?> getJavaClass(int halType) { 40 switch (halType) { 41 case VehiclePropertyType.BOOLEAN: 42 return Boolean.class; 43 case VehiclePropertyType.FLOAT: 44 return Float.class; 45 case VehiclePropertyType.INT32: 46 return Integer.class; 47 case VehiclePropertyType.INT64: 48 return Long.class; 49 case VehiclePropertyType.FLOAT_VEC: 50 return Float[].class; 51 case VehiclePropertyType.INT32_VEC: 52 return Integer[].class; 53 case VehiclePropertyType.INT64_VEC: 54 return Long[].class; 55 case VehiclePropertyType.STRING: 56 return String.class; 57 case VehiclePropertyType.BYTES: 58 return byte[].class; 59 case VehiclePropertyType.MIXED: 60 return Object[].class; 61 default: 62 throw new IllegalArgumentException("Unexpected type: " + toHexString(halType)); 63 } 64 } 65 } 66